On 13 January 2020, the Analytical Credit Rating Agency (ACRA) affirmed TGC-1 credit rating at AA according to the Russian national scale with outlook Stable.

In Yekaterinburg, the Ural Turbine Works has accepted the first batch of new equipment for TGC-1's Avtovskaya CHPP renovation.

The Boards of TGC-1, PJSC OGK-2 and PJSC Mosenergo have decided to join the Gazprom Group's centralised cash flow and liquidity management system (cash pooling). The cash pooling leader is PJSC Gazprom.

Power engineers of the Severnaya CHPP completed the refurbishment of power unit No. 4. A considerable amount of work was done — the main steam pipeline was replaced, control circuits were updated, and the system of automatic ignition of gas torches was installed

TGC-1 has obtained the Certificate of Readiness for the heating season 2019–2020. The decision was made by order No. 1225 by the Ministry of Energy of the Russian Federation dated 15 November 2019 "On the Results of Assessment of Readiness of Electric Power Facilities for the Heating Season 2019–2020"

TGC-1 releases unaudited interim consolidated Financial Statements for the 9 months period, ended 30 September 2019 prepared in accordance with International Financial Reporting Standards (IFRS).

TGC-1's interactive annual report for 2018 that was designed jointly with 2PR received a platinum award at MarCom Awards-2019, a prestigious international competition of design projects in the field of marketing, corporate communications and PR

TGC-1 published its 9 months 2019 financial statements under the Russian Accounting Standards (RAS).

Electricity output of TGC-1, including PJSC Murmanskaya CHPP, for 9 month of 2019 comprised 20,363.6 million kWh, which is 5.5% lower than for the same period of 2018.

On 23 October 2019, Aleksandr Beglov visited Power Plant No. 1 of Centralnaya CHPP of TGC-1